“S” :The hard drive in the slot is a spare drive or an online spare drive.

“A” : Rebuilding the newly replaced drive.

“R” : The previous online drive has been removed.

“W” : Auto alert when disk’s free remap count less than 30 block, the buzzer will sound and show “W” on LCD.

“J” : Detecting the hard drive in the slot or JBOD.

“1” : The hard drive is online or operational in the Array 1 group.

“2” : The hard drive is online or operational in the Array 2 group.

“3” : The hard drive is online or operational in the Array 3 group.

“4” : The hard drive is online or operational in the Array 4 group.

A "square"symbol flashing at the lower right corner of the screen indicates that the subsystem is functioning normally. The "square" symbol becomes "zZ" if the host is accessing the subsystem. It becomes "wW" when memory is writing the cache to a hard drive. If it is not flashing, there is a problem with the subsystem.

Rx RAID Level Indicator

“X” : No RAID level has been configured.

“0”, “1”, “3”, “5” or “0+1” :Indicates the RAID level that has been configured.